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CVE-2023-40188

Publication date 31 August 2023

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

9.1 · Critical

Score breakdown

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an Out-Of-Bounds Read in the `general_LumaToYUV444` function. This Out-Of-Bounds Read occurs because processing is done on the `in` variable without checking if it contains data of sufficient length. Insufficient data for the `in` variable may cause errors or crashes. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this issue.

Status

Package Ubuntu Release Status
freerdp2 23.10 mantic
Fixed 2.10.0+dfsg1-1.1ubuntu1
23.04 lunar
Fixed 2.10.0+dfsg1-1ubuntu0.2
22.04 LTS jammy
Fixed 2.6.1+dfsg1-3ubuntu2.4
20.04 LTS focal
Fixed 2.2.0+dfsg1-0ubuntu0.20.04.5
18.04 LTS bionic
16.04 LTS xenial Ignored
14.04 LTS trusty Ignored

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Severity score breakdown

Parameter Value
Base score 9.1 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H